docs: def _query_cell(args, cell_body):
    """Implements the BigQuery cell magic for used to build SQL objects.
  
    The supported syntax is:
  
        %%bq query <args>
        [<inline SQL>]
  
    Args:
      args: the optional arguments following '%%bql query'.
      cell_body: the contents of the cell
    """
    name = args['name']
    udfs = args['udfs']
    datasources = args['datasources']
    subqueries = args['subqueries']
  
    # Finally build the query object
    query = bigquery.Query(cell_body, env=IPython.get_ipython().user_ns, udfs=udfs,
                           data_sources=datasources, subqueries=subqueries)
  
    # if no name is specified, execute this query instead of defining it
    if name is None:
      return query.execute().result()
    else:
      google.datalab.utils.commands.notebook_environment()[name] = query